John O’Keefe

Intercomparison, interpretation, and assessment of spring phenology in North America estimated from remote sensing for 1982–2006

Michael A. White, Kirsten M. de Beurs, Kamel Didan et al. · Global Change Biology · 2009 · 1.1K citations

Natural Sciences, Earth Sciences, Ecology +17

Net carbon uptake has increased through warming-induced changes in temperate forest phenology

Trevor F. Keenan, Josh Gray, M. A. Friedl et al. · Nature Climate Change · 2014 · 990 citations

Life Sciences, Ecology, Forestry +15

Digital repeat photography for phenological research in forest ecosystems

Oliver Sonnentag, Koen Hufkens, Cory Teshera-Sterne et al. · Agricultural and Forest Meteorology · 2011 · 609 citations

Natural Resources, Ecology, Forestry +14

Phenology of a northern hardwood forest canopy

Andrew D. Richardson, Amey S. Bailey, Ellen G. Denny et al. · Global Change Biology · 2006 · 442 citations

Natural Resources, Botany, Ecology +14

Influence of spring phenology on seasonal and annual carbon balance in two contrasting New England forests

Andrew D. Richardson, David Y. Hollinger, D. B. Dail et al. · Tree Physiology · 2009 · 374 citations · Full text

Life Sciences, Earth Sciences, Ecology +17